mt76: connac: set 6G phymode in mt76_connac_get_phy_mode{,v2}

This is a preliminary patch to support 6GHz band on mt7921 devices.
Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c

@@ -691,7 +691,7 @@ mt76_connac_get_phy_mode_v2(struct mt76_phy *mphy, struct ieee80211_vif *vif,
 
 		if (he_cap->has_he)
 			mode |= PHY_TYPE_BIT_HE;
-	} else if (band == NL80211_BAND_5GHZ) {
+	} else if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) {
 		mode |= PHY_TYPE_BIT_OFDM;
 
 		if (ht_cap->ht_supported)
@@ -1154,7 +1154,7 @@ mt76_connac_get_phy_mode(struct mt76_phy *phy, struct ieee80211_vif *vif,
 
 		if (he_cap->has_he)
 			mode |= PHY_MODE_AX_24G;
-	} else if (band == NL80211_BAND_5GHZ) {
+	} else if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) {
 		mode |= PHY_MODE_A;
 
 		if (ht_cap->ht_supported)
@@ -1163,8 +1163,12 @@ mt76_connac_get_phy_mode(struct mt76_phy *phy, struct ieee80211_vif *vif,
 		if (vht_cap->vht_supported)
 			mode |= PHY_MODE_AC;
 
-		if (he_cap->has_he)
-			mode |= PHY_MODE_AX_5G;
+		if (he_cap->has_he) {
+			if (band == NL80211_BAND_6GHZ)
+				mode |= PHY_MODE_AX_6G;
+			else
+				mode |= PHY_MODE_AX_5G;
+		}
 	}
 
 	return mode;